Example usage for org.eclipse.jface.window ToolTip hide

Introduction

In this page you can find the example usage for org.eclipse.jface.window ToolTip hide.

Prototype

public void hide() 

Source Link

Document

Hide the currently active tool tip

Usage

From source file:net.heartsome.cat.common.ui.wizard.TSTitleAreaDialog.java

License:Open Source License

/**
 * Re-layout the labels for the new message.
 * //from  w ww.  j ava2s .c  om
 * @param forceLayout
 *            <code>true</code> to force a layout of the shell
 */
private void layoutForNewMessage(boolean forceLayout) {
    int verticalSpacing = convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_SPACING);
    int horizontalSpacing = convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_SPACING);
    // If there are no images then layout as normal
    if (errorMessage == null && messageImage == null) {
        setImageLabelVisible(false);
        setLayoutsForNormalMessage(verticalSpacing, horizontalSpacing);
    } else {
        messageImageLabel.setVisible(true);
        bottomFillerLabel.setVisible(true);
        leftFillerLabel.setVisible(true);
        /**
         * Note that we do not use horizontalSpacing here as when the
         * background of the messages changes there will be gaps between the
         * icon label and the message that are the background color of the
         * shell. We add a leading space elsewhere to compendate for this.
         */
        FormData data = new FormData();
        data.left = new FormAttachment(0, H_GAP_IMAGE);
        data.top = new FormAttachment(titleLabel, verticalSpacing);
        messageImageLabel.setLayoutData(data);
        data = new FormData();
        data.top = new FormAttachment(messageImageLabel, 0);
        data.left = new FormAttachment(0, 0);
        data.bottom = new FormAttachment(messageLabel, 0, SWT.BOTTOM);
        data.right = new FormAttachment(messageImageLabel, 0, SWT.RIGHT);
        bottomFillerLabel.setLayoutData(data);
        data = new FormData();
        data.top = new FormAttachment(messageImageLabel, 0, SWT.TOP);
        data.left = new FormAttachment(0, 0);
        data.bottom = new FormAttachment(messageImageLabel, 0, SWT.BOTTOM);
        data.right = new FormAttachment(messageImageLabel, 0);
        leftFillerLabel.setLayoutData(data);
        FormData messageLabelData = new FormData();
        messageLabelData.top = new FormAttachment(titleLabel, verticalSpacing);
        messageLabelData.right = new FormAttachment(titleImageLabel);
        messageLabelData.left = new FormAttachment(messageImageLabel, 0);
        messageLabelData.height = messageLabelHeight;
        if (titleImageLargest)
            messageLabelData.bottom = new FormAttachment(titleImageLabel, 0, SWT.BOTTOM);
        messageLabel.setLayoutData(messageLabelData);
    }

    if (forceLayout) {
        getShell().layout();
    } else {
        // Do not layout before the dialog area has been created
        // to avoid incomplete calculations.
        if (dialogArea != null)
            workArea.getParent().layout(true);
    }

    int messageLabelUnclippedHeight = messageLabel.computeSize(messageLabel.getSize().x - xTrim, SWT.DEFAULT,
            true).y;
    boolean messageLabelClipped = messageLabelUnclippedHeight > messageLabel.getSize().y - yTrim;
    if (messageLabel.getData() instanceof ToolTip) {
        ToolTip toolTip = (ToolTip) messageLabel.getData();
        toolTip.hide();
        toolTip.deactivate();
        messageLabel.setData(null);
    }
    if (messageLabelClipped) {
        ToolTip tooltip = new ToolTip(messageLabel, ToolTip.NO_RECREATE, false) {

            protected Composite createToolTipContentArea(Event event, Composite parent) {
                Composite result = new Composite(parent, SWT.NONE);
                result.setBackground(parent.getDisplay().getSystemColor(SWT.COLOR_INFO_BACKGROUND));
                result.setLayout(new GridLayout());
                Text text = new Text(result, SWT.WRAP);
                text.setBackground(parent.getDisplay().getSystemColor(SWT.COLOR_INFO_BACKGROUND));
                text.setForeground(parent.getDisplay().getSystemColor(SWT.COLOR_INFO_FOREGROUND));
                text.setText(messageLabel.getText());
                GridData gridData = new GridData();
                gridData.widthHint = messageLabel.getSize().x;
                text.setLayoutData(gridData);
                Dialog.applyDialogFont(result);
                return result;
            }

            public Point getLocation(Point tipSize, Event event) {
                return messageLabel.getShell().toDisplay(messageLabel.getLocation());
            }
        };
        messageLabel.setData(tooltip);
        tooltip.setPopupDelay(0);
        tooltip.activate();
    }
}

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